29769949537 has 2 divisors, whose sum is σ = 29769949538. Its totient is φ = 29769949536.

The previous prime is 29769949457. The next prime is 29769949549. The reversal of 29769949537 is 73594996792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14969767201 + 14800182336 = 122351^2 + 121656^2 .

It is a cyclic number.

It is not a de Polignac number, because 29769949537 - 2³¹ = 27622465889 is a prime.

It is not a weakly prime, because it can be changed into another prime (29769949597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14884974768 + 14884974769.

It is an arithmetic number, because the mean of its divisors is an integer number (14884974769).

Almost surely, 2^29769949537 is an apocalyptic number.

It is an amenable number.

29769949537 is a deficient number, since it is larger than the sum of its proper divisors (1).

29769949537 is an equidigital number, since it uses as much as digits as its factorization.

29769949537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 231472080, while the sum is 70.

The spelling of 29769949537 in words is "twenty-nine billion, seven hundred sixty-nine million, nine hundred forty-nine thousand, five hundred thirty-seven".